K93050 Alloy vs. S30600 Stainless Steel

Both K93050 alloy and S30600 stainless steel are iron alloys. They have 78% of their average alloy composition in common. There are 19 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is K93050 alloy and the bottom bar is S30600 stainless steel.

UNS K93050 Low Expansion Alloy UNS S30600 (310L NAG) Stainless Steel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		190
Elastic (Young's, Tensile) Modulus, GPa		190

Poisson's Ratio		0.3
Poisson's Ratio		0.28

Shear Modulus, GPa		72
Shear Modulus, GPa		76

Tensile Strength: Ultimate (UTS), MPa		500 to 680
Tensile Strength: Ultimate (UTS), MPa		610

Thermal Properties

Latent Heat of Fusion, J/g		270
Latent Heat of Fusion, J/g		350

Melting Completion (Liquidus), °C		1430
Melting Completion (Liquidus), °C		1380

Melting Onset (Solidus), °C		1380
Melting Onset (Solidus), °C		1330

Specific Heat Capacity, J/kg-K		460
Specific Heat Capacity, J/kg-K		490

Thermal Expansion, µm/m-K		12
Thermal Expansion, µm/m-K		16

Otherwise Unclassified Properties

Base Metal Price, % relative		26
Base Metal Price, % relative		19

Density, g/cm³		8.2
Density, g/cm³		7.6

Embodied Carbon, kg CO₂/kg material		4.7
Embodied Carbon, kg CO₂/kg material		3.6

Embodied Energy, MJ/kg		65
Embodied Energy, MJ/kg		51

Embodied Water, L/kg		120
Embodied Water, L/kg		150

Common Calculations

Stiffness to Weight: Axial, points		13
Stiffness to Weight: Axial, points		14

Stiffness to Weight: Bending, points		23
Stiffness to Weight: Bending, points		25

Strength to Weight: Axial, points		17 to 23
Strength to Weight: Axial, points		22

Strength to Weight: Bending, points		17 to 21
Strength to Weight: Bending, points		21

Thermal Shock Resistance, points		16 to 21
Thermal Shock Resistance, points		14

Alloy Composition

Carbon (C), %		0 to 0.15
Carbon (C), %		0 to 0.018

Chromium (Cr), %		0 to 0.25
Chromium (Cr), %		17 to 18.5

Cobalt (Co), %		0 to 0.5
Cobalt (Co), %		0

Copper (Cu), %		0
Copper (Cu), %		0 to 0.5

Iron (Fe), %		61.4 to 63.9
Iron (Fe), %		58.9 to 65.3

Manganese (Mn), %		0 to 1.0
Manganese (Mn), %		0 to 2.0

Molybdenum (Mo), %		0
Molybdenum (Mo), %		0 to 0.2

Nickel (Ni), %		36
Nickel (Ni), %		14 to 15.5

Phosphorus (P), %		0 to 0.020
Phosphorus (P), %		0 to 0.020

Selenium (Se), %		0.15 to 0.3
Selenium (Se), %		0

Silicon (Si), %		0 to 0.35
Silicon (Si), %		3.7 to 4.3

Sulfur (S), %		0 to 0.020
Sulfur (S), %		0 to 0.020